diff options
| author | Eric Anholt <eric@anholt.net> | 2010-12-15 15:15:02 -0800 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-12-16 09:01:14 -0800 |
| commit | c52adfc2e1d130effea940e75690897eb5d3ceaa (patch) | |
| tree | 61793fa0a31fdd43733f8ac9ced21b57d7bbebe6 /src/mesa/drivers/dri/i965/brw_defines.h | |
| parent | 2bd11ea11921bcd180b354342a8786c5b7ddd6b3 (diff) | |
i965: Set the alternative floating point mode on gen6 VS and WM.
This matches how we did the math instructions pre-gen6, though it
applies to non-math as well.
Fixes vp1-LIT test 2 (degenerate case: 0 ^ 0 -> 1)
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_defines.h')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_defines.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h index 7f3e498680..b48a30d6be 100644 --- a/src/mesa/drivers/dri/i965/brw_defines.h +++ b/src/mesa/drivers/dri/i965/brw_defines.h @@ -906,6 +906,8 @@ # define GEN6_VS_VECTOR_MASK_ENABLE (1 << 30) # define GEN6_VS_SAMPLER_COUNT_SHIFT 27 # define GEN6_VS_BINDING_TABLE_ENTRY_COUNT_SHIFT 18 +# define GEN6_VS_FLOATING_POINT_MODE_IEEE_754 (0 << 16) +# define GEN6_VS_FLOATING_POINT_MODE_ALT (1 << 16) /* DW4 */ # define GEN6_VS_DISPATCH_START_GRF_SHIFT 20 # define GEN6_VS_URB_READ_LENGTH_SHIFT 11 @@ -1048,6 +1050,8 @@ # define GEN6_WM_VECTOR_MASK_ENABLE (1 << 30) # define GEN6_WM_SAMPLER_COUNT_SHIFT 27 # define GEN6_WM_BINDING_TABLE_ENTRY_COUNT_SHIFT 18 +# define GEN6_WM_FLOATING_POINT_MODE_IEEE_754 (0 << 16) +# define GEN6_WM_FLOATING_POINT_MODE_ALT (1 << 16) /* DW3: scratch space */ /* DW4 */ # define GEN6_WM_STATISTICS_ENABLE (1 << 31) |